./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_shadowinit.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_shadowinit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03931b69e9073178e54f20b91a2b2a66154a89c69758aa4d312927278c5c0104 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:07:53,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:07:53,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:07:53,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:07:53,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:07:53,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:07:53,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:07:53,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:07:53,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:07:53,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:07:53,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:07:53,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:07:53,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:07:53,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:07:53,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:07:53,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:07:53,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:07:53,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:07:53,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:07:53,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:07:53,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:07:53,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:07:53,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:07:53,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:07:53,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:07:53,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:07:53,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:07:53,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:07:53,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:07:53,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:07:53,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:07:53,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:07:53,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:07:53,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:07:53,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:07:53,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:07:53,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:07:53,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:07:53,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:07:53,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:07:53,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:07:53,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:07:53,185 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:07:53,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:07:53,187 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:07:53,187 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:07:53,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:07:53,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:07:53,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:07:53,189 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:07:53,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:07:53,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:07:53,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:07:53,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:07:53,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:07:53,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:07:53,198 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:07:53,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:07:53,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:07:53,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:07:53,198 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:07:53,199 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:07:53,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:07:53,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:53,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:07:53,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:07:53,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:07:53,200 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:07:53,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:07:53,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:07:53,201 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03931b69e9073178e54f20b91a2b2a66154a89c69758aa4d312927278c5c0104 [2021-11-25 06:07:53,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:07:53,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:07:53,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:07:53,532 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:07:53,533 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:07:53,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-industry-pattern/array_shadowinit.i [2021-11-25 06:07:53,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/data/a50256577/3ce0b191ec594779858eeb56a8c11ec7/FLAG5e6830dfb [2021-11-25 06:07:54,046 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:07:54,047 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/sv-benchmarks/c/array-industry-pattern/array_shadowinit.i [2021-11-25 06:07:54,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/data/a50256577/3ce0b191ec594779858eeb56a8c11ec7/FLAG5e6830dfb [2021-11-25 06:07:54,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/data/a50256577/3ce0b191ec594779858eeb56a8c11ec7 [2021-11-25 06:07:54,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:07:54,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:07:54,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:54,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:07:54,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:07:54,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1695f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54, skipping insertion in model container [2021-11-25 06:07:54,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:07:54,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:07:54,298 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/sv-benchmarks/c/array-industry-pattern/array_shadowinit.i[809,822] [2021-11-25 06:07:54,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:54,324 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:07:54,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/sv-benchmarks/c/array-industry-pattern/array_shadowinit.i[809,822] [2021-11-25 06:07:54,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:54,356 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:07:54,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54 WrapperNode [2021-11-25 06:07:54,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:54,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:54,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:07:54,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:07:54,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,389 INFO L137 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2021-11-25 06:07:54,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:54,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:07:54,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:07:54,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:07:54,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:07:54,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:07:54,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:07:54,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:07:54,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:54,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:07:54,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:07:54,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6618ca2-8d0a-4707-8171-ea78e215ae47/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:07:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:07:54,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:07:54,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:07:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:07:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:07:54,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:07:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:07:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:07:54,575 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:07:54,577 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:07:54,722 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:07:54,747 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:07:54,750 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-25 06:07:54,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:54 BoogieIcfgContainer [2021-11-25 06:07:54,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:07:54,754 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:07:54,754 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:07:54,765 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:07:54,766 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:54" (1/1) ... [2021-11-25 06:07:54,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:07:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-25 06:07:54,866 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-25 06:07:54,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:07:54,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:55,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:55,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:55,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-25 06:07:55,128 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-25 06:07:55,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:07:55,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:55,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2021-11-25 06:07:55,706 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2021-11-25 06:07:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:55,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:55,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:56,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 16 states and 28 transitions. [2021-11-25 06:07:56,579 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 28 transitions. [2021-11-25 06:07:56,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:56,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:56,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:56,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2021-11-25 06:07:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2021-11-25 06:07:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:57,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:57,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:59,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:59,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 27 states and 59 transitions. [2021-11-25 06:07:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 59 transitions. [2021-11-25 06:07:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:59,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:59,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:00,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:00,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 29 states and 68 transitions. [2021-11-25 06:08:00,248 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 68 transitions. [2021-11-25 06:08:00,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:08:00,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:00,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:00,357 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:00,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 30 states and 71 transitions. [2021-11-25 06:08:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 71 transitions. [2021-11-25 06:08:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:08:00,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:00,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 72 transitions. [2021-11-25 06:08:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 72 transitions. [2021-11-25 06:08:01,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:08:01,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:01,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:01,658 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:02,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2021-11-25 06:08:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2021-11-25 06:08:02,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:08:02,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:02,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2021-11-25 06:08:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2021-11-25 06:08:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:08:04,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:04,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2021-11-25 06:08:04,376 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2021-11-25 06:08:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:08:04,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:04,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:04,783 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:07,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2021-11-25 06:08:07,422 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2021-11-25 06:08:07,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:08:07,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:07,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:07,502 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:07,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 43 states and 81 transitions. [2021-11-25 06:08:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2021-11-25 06:08:07,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:08:07,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:07,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:08,061 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2021-11-25 06:08:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2021-11-25 06:08:09,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:08:09,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:09,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:09,601 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:10,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:10,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2021-11-25 06:08:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2021-11-25 06:08:10,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:08:10,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:10,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:11,136 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:13,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:13,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 52 states and 106 transitions. [2021-11-25 06:08:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 106 transitions. [2021-11-25 06:08:13,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:08:13,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:13,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:13,213 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:14,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:14,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2021-11-25 06:08:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2021-11-25 06:08:14,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:08:14,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:14,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2021-11-25 06:08:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2021-11-25 06:08:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:08:15,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:15,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:16,042 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:19,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:19,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2021-11-25 06:08:19,184 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2021-11-25 06:08:19,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:08:19,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:19,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:19,261 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:20,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2021-11-25 06:08:20,918 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2021-11-25 06:08:20,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:08:20,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:20,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:22,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2021-11-25 06:08:22,539 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2021-11-25 06:08:22,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:08:22,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:22,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:22,811 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:24,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:24,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 65 states and 133 transitions. [2021-11-25 06:08:24,047 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 133 transitions. [2021-11-25 06:08:24,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:08:24,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:24,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:24,460 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:28,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 72 states and 149 transitions. [2021-11-25 06:08:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 149 transitions. [2021-11-25 06:08:28,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:08:28,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:28,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:28,797 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:29,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:29,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 73 states and 153 transitions. [2021-11-25 06:08:29,682 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 153 transitions. [2021-11-25 06:08:29,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:08:29,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:29,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:29,749 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:30,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:30,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 74 states and 154 transitions. [2021-11-25 06:08:30,396 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 154 transitions. [2021-11-25 06:08:30,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:08:30,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:30,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:30,491 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 75 states and 155 transitions. [2021-11-25 06:08:31,017 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 155 transitions. [2021-11-25 06:08:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:08:31,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:31,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:31,316 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:32,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 71 states and 136 transitions. [2021-11-25 06:08:32,022 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2021-11-25 06:08:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:08:32,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:32,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 79 states and 159 transitions. [2021-11-25 06:08:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 159 transitions. [2021-11-25 06:08:38,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:08:38,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:38,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:38,804 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:39,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:39,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 80 states and 160 transitions. [2021-11-25 06:08:39,589 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 160 transitions. [2021-11-25 06:08:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:08:39,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:39,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 82 states and 169 transitions. [2021-11-25 06:08:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 169 transitions. [2021-11-25 06:08:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:08:41,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:41,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:41,959 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 84 states and 177 transitions. [2021-11-25 06:08:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 177 transitions. [2021-11-25 06:08:43,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:08:43,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:43,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 91 states and 194 transitions. [2021-11-25 06:08:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 194 transitions. [2021-11-25 06:08:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:08:49,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:49,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:49,988 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:50,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:50,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 92 states and 195 transitions. [2021-11-25 06:08:50,949 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 195 transitions. [2021-11-25 06:08:50,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:08:50,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:50,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 1 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:53,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 94 states and 202 transitions. [2021-11-25 06:08:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 202 transitions. [2021-11-25 06:08:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:08:53,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:53,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:54,264 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:02,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 102 states and 228 transitions. [2021-11-25 06:09:02,145 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 228 transitions. [2021-11-25 06:09:02,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:09:02,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:02,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:02,613 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:03,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 103 states and 232 transitions. [2021-11-25 06:09:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 232 transitions. [2021-11-25 06:09:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:09:03,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:03,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:05,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:05,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 104 states and 233 transitions. [2021-11-25 06:09:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 233 transitions. [2021-11-25 06:09:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:09:05,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:05,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 105 states and 234 transitions. [2021-11-25 06:09:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 234 transitions. [2021-11-25 06:09:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:09:13,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:13,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 6 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 100 states and 208 transitions. [2021-11-25 06:09:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 208 transitions. [2021-11-25 06:09:14,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:09:14,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:14,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:15,061 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:17,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 102 states and 219 transitions. [2021-11-25 06:09:17,487 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 219 transitions. [2021-11-25 06:09:17,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:09:17,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:17,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:17,979 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 104 states and 229 transitions. [2021-11-25 06:09:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 229 transitions. [2021-11-25 06:09:20,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:09:20,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:20,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 1 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:23,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:23,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 106 states and 236 transitions. [2021-11-25 06:09:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 236 transitions. [2021-11-25 06:09:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:09:23,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:23,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:29,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 111 states and 252 transitions. [2021-11-25 06:09:29,441 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 252 transitions. [2021-11-25 06:09:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:09:29,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,482 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:33,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 114 states and 255 transitions. [2021-11-25 06:09:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 255 transitions. [2021-11-25 06:09:33,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:09:33,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,847 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 122 states and 283 transitions. [2021-11-25 06:09:45,567 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 283 transitions. [2021-11-25 06:09:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:09:45,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,108 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 3 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 124 states and 290 transitions. [2021-11-25 06:09:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 290 transitions. [2021-11-25 06:09:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:09:48,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,700 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 125 states and 291 transitions. [2021-11-25 06:09:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 291 transitions. [2021-11-25 06:09:50,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:09:50,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 6 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:52,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 126 states and 295 transitions. [2021-11-25 06:09:52,545 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 295 transitions. [2021-11-25 06:09:52,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:09:52,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 6 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:53,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 127 states and 296 transitions. [2021-11-25 06:09:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 296 transitions. [2021-11-25 06:09:53,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:09:53,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,320 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 129 states and 309 transitions. [2021-11-25 06:09:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 309 transitions. [2021-11-25 06:09:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:09:57,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 10 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:59,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 123 states and 276 transitions. [2021-11-25 06:09:59,610 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 276 transitions. [2021-11-25 06:09:59,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:09:59,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 125 states and 288 transitions. [2021-11-25 06:10:03,187 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 288 transitions. [2021-11-25 06:10:03,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:10:03,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 132 states and 307 transitions. [2021-11-25 06:10:14,942 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 307 transitions. [2021-11-25 06:10:14,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:10:14,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 1 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:18,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 134 states and 316 transitions. [2021-11-25 06:10:18,662 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 316 transitions. [2021-11-25 06:10:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:10:18,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:20,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 135 states and 317 transitions. [2021-11-25 06:10:20,627 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 317 transitions. [2021-11-25 06:10:20,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:10:20,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:36,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:36,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 143 states and 347 transitions. [2021-11-25 06:10:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 347 transitions. [2021-11-25 06:10:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:10:36,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:36,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:36,779 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:39,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:39,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 144 states and 348 transitions. [2021-11-25 06:10:39,041 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 348 transitions. [2021-11-25 06:10:39,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:10:39,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:39,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 3 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 146 states and 355 transitions. [2021-11-25 06:10:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 355 transitions. [2021-11-25 06:10:43,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:10:43,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 6 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:47,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:47,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 148 states and 362 transitions. [2021-11-25 06:10:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 362 transitions. [2021-11-25 06:10:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:10:47,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:47,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:51,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 150 states and 377 transitions. [2021-11-25 06:10:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 377 transitions. [2021-11-25 06:10:51,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:10:51,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 10 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:55,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 152 states and 382 transitions. [2021-11-25 06:10:55,610 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 382 transitions. [2021-11-25 06:10:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:10:55,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,499 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 154 states and 396 transitions. [2021-11-25 06:11:00,317 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 396 transitions. [2021-11-25 06:11:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:11:00,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:00,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 78 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:15,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 161 states and 417 transitions. [2021-11-25 06:11:15,233 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 417 transitions. [2021-11-25 06:11:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:11:15,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:15,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:15,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:15,291 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 78 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:17,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 162 states and 418 transitions. [2021-11-25 06:11:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 418 transitions. [2021-11-25 06:11:17,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:11:17,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:17,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:18,320 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 15 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 155 states and 376 transitions. [2021-11-25 06:11:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 376 transitions. [2021-11-25 06:11:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:11:20,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:20,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:21,065 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 1 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:24,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 157 states and 387 transitions. [2021-11-25 06:11:24,796 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 387 transitions. [2021-11-25 06:11:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:11:24,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:24,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 3 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 159 states and 396 transitions. [2021-11-25 06:11:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 396 transitions. [2021-11-25 06:11:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:11:29,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:29,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:54,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 166 states and 424 transitions. [2021-11-25 06:11:54,003 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 424 transitions. [2021-11-25 06:11:54,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:11:54,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:54,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:56,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:56,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 167 states and 425 transitions. [2021-11-25 06:11:56,995 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 425 transitions. [2021-11-25 06:11:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:11:56,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:56,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 6 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 169 states and 432 transitions. [2021-11-25 06:12:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 432 transitions. [2021-11-25 06:12:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:12:01,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:01,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:21,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 171 states and 445 transitions. [2021-11-25 06:12:21,615 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 445 transitions. [2021-11-25 06:12:21,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:12:21,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:21,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 10 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 173 states and 452 transitions. [2021-11-25 06:12:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 452 transitions. [2021-11-25 06:12:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:12:26,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:26,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:33,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 175 states and 468 transitions. [2021-11-25 06:12:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 468 transitions. [2021-11-25 06:12:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:12:33,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:33,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:34,551 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 15 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 176 states and 472 transitions. [2021-11-25 06:12:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 472 transitions. [2021-11-25 06:12:37,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:12:37,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:37,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:37,522 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 15 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:39,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 177 states and 473 transitions. [2021-11-25 06:12:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 473 transitions. [2021-11-25 06:12:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:12:39,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:39,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 101 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:59,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 184 states and 492 transitions. [2021-11-25 06:12:59,092 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 492 transitions. [2021-11-25 06:12:59,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:12:59,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:59,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 1 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:05,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 186 states and 505 transitions. [2021-11-25 06:13:05,907 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 505 transitions. [2021-11-25 06:13:05,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:13:05,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:05,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:32,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:32,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 194 states and 537 transitions. [2021-11-25 06:13:32,098 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 537 transitions. [2021-11-25 06:13:32,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:13:32,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:32,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 21 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 186 states and 485 transitions. [2021-11-25 06:13:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 485 transitions. [2021-11-25 06:13:35,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:13:35,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:35,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:36,526 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 3 proven. 188 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:41,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 188 states and 496 transitions. [2021-11-25 06:13:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 496 transitions. [2021-11-25 06:13:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:13:41,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:41,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 6 proven. 199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 190 states and 505 transitions. [2021-11-25 06:13:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 505 transitions. [2021-11-25 06:13:47,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:13:47,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:47,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 192 states and 524 transitions. [2021-11-25 06:13:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 524 transitions. [2021-11-25 06:13:54,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:13:54,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:54,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:55,648 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 10 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:00,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 194 states and 531 transitions. [2021-11-25 06:14:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 531 transitions. [2021-11-25 06:14:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:14:00,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:00,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:07,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 196 states and 549 transitions. [2021-11-25 06:14:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 549 transitions. [2021-11-25 06:14:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:14:07,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:07,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 15 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:13,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:13,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 198 states and 556 transitions. [2021-11-25 06:14:13,987 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 556 transitions. [2021-11-25 06:14:13,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:14:13,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:13,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 1 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 200 states and 571 transitions. [2021-11-25 06:14:20,687 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 571 transitions. [2021-11-25 06:14:20,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:14:20,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:20,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 127 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:44,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 207 states and 591 transitions. [2021-11-25 06:14:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 591 transitions. [2021-11-25 06:14:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:14:44,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:44,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 215 states and 625 transitions. [2021-11-25 06:15:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 625 transitions. [2021-11-25 06:15:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:15:16,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:16,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 21 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:21,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 216 states and 629 transitions. [2021-11-25 06:15:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 629 transitions. [2021-11-25 06:15:21,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:15:21,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:21,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:22,167 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 3 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:28,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:28,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 218 states and 642 transitions. [2021-11-25 06:15:28,192 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 642 transitions. [2021-11-25 06:15:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:15:28,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:28,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:28,352 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 21 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 219 states and 643 transitions. [2021-11-25 06:15:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 643 transitions. [2021-11-25 06:15:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:15:30,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:30,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 28 proven. 243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:34,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:34,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 210 states and 581 transitions. [2021-11-25 06:15:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 581 transitions. [2021-11-25 06:15:34,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:15:34,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:34,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:36,174 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 6 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 212 states and 592 transitions. [2021-11-25 06:15:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 592 transitions. [2021-11-25 06:15:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:15:42,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:42,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:50,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 214 states and 613 transitions. [2021-11-25 06:15:50,795 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 613 transitions. [2021-11-25 06:15:50,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:15:50,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:50,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:51,752 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 216 states and 633 transitions. [2021-11-25 06:15:58,699 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 633 transitions. [2021-11-25 06:15:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:15:58,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:58,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 10 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:16:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 218 states and 642 transitions. [2021-11-25 06:16:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 642 transitions. [2021-11-25 06:16:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:16:06,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:06,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:07,210 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 15 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:16:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 220 states and 649 transitions. [2021-11-25 06:16:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 649 transitions. [2021-11-25 06:16:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:16:13,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:13,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:14,981 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 1 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:16:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:21,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 222 states and 666 transitions. [2021-11-25 06:16:21,875 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 666 transitions. [2021-11-25 06:16:21,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:16:21,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:21,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:24,146 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 156 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:16:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:51,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 229 states and 687 transitions. [2021-11-25 06:16:51,519 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 687 transitions. [2021-11-25 06:16:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:16:51,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:51,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 3 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:16:59,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 231 states and 702 transitions. [2021-11-25 06:16:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 702 transitions. [2021-11-25 06:16:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:16:59,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:59,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:37,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 239 states and 738 transitions. [2021-11-25 06:17:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 738 transitions. [2021-11-25 06:17:37,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:17:37,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:37,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 21 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:45,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 241 states and 745 transitions. [2021-11-25 06:17:45,433 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 745 transitions. [2021-11-25 06:17:45,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:17:45,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:45,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:46,748 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 28 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:50,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:50,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 242 states and 749 transitions. [2021-11-25 06:17:50,993 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 749 transitions. [2021-11-25 06:17:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:17:50,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:50,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 28 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:54,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:54,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 243 states and 750 transitions. [2021-11-25 06:17:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 750 transitions. [2021-11-25 06:17:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:17:54,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:54,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:55,465 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:18:02,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:18:02,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 245 states and 763 transitions. [2021-11-25 06:18:02,788 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 763 transitions. [2021-11-25 06:18:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:18:02,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:18:02,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:18:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:18:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:18:12,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:18:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 247 states and 787 transitions. [2021-11-25 06:18:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 787 transitions. [2021-11-25 06:18:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:18:12,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:18:12,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:18:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:18:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:18:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:18:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 249 states and 809 transitions. [2021-11-25 06:18:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 809 transitions. [2021-11-25 06:18:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:18:21,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:18:21,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:18:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:18:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 36 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:18:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:18:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 239 states and 735 transitions. [2021-11-25 06:18:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 735 transitions. [2021-11-25 06:18:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:18:26,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:18:26,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:18:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:18:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 10 proven. 298 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:18:35,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:18:35,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 241 states and 746 transitions. [2021-11-25 06:18:35,345 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 746 transitions. [2021-11-25 06:18:35,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:18:35,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:18:35,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:18:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:18:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 188 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:19:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:19:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 248 states and 768 transitions. [2021-11-25 06:19:08,764 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 768 transitions. [2021-11-25 06:19:08,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:19:08,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:19:08,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:19:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:19:09,884 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 15 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:19:17,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:19:17,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 250 states and 777 transitions. [2021-11-25 06:19:17,430 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 777 transitions. [2021-11-25 06:19:17,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:19:17,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:19:17,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:19:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:19:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 1 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:19:26,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:19:26,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 252 states and 796 transitions. [2021-11-25 06:19:26,403 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 796 transitions. [2021-11-25 06:19:26,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:19:26,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:19:26,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:19:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:19:42,544 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.